An improved structure of a cotton bud head is disclosed. The cotton bud head comprises a storage tube for the containing of cosmetics and a brush head for the application of cosmetics, characterized in that the body of the cotton bud head is made from silica gel material by ejection molding and the bottom section of the cotton bud head is covered by an inner and outer seat made from a plastic material and the silica gel hollow storage tube inserted with a guiding rod such that the two ends of the guiding tube are formed into a conic head to guide the flow of cosmetic to provide fixed amount and evenly flow of cosmetic to the external end face of the silica gel for application.